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Date: Wed, 7 Jan 2009 18:15:17 -0500 From: Maurice Volaski <mvolaski@...om.yu.edu> To: linux-kernel@...r.kernel.org Subject: swapper: page allocation failure. order:2, mode:0x4020 in 2.6.27 Just started with 2.6.27-gentoo-r7 (I think gentoo may have patches from 2.6.28) on an x64 system and during an apparently idle time, I saw this: Jan 6 23:20:19 [kernel] [358105.255843] swapper: page allocation failure. order:2, mode:0x4020 Jan 6 23:20:19 [kernel] [358105.255851] Pid: 0, comm: swapper Not tainted 2.6.27-gentoo-r7 #3 Jan 6 23:20:19 [kernel] [358105.255854] Jan 6 23:20:19 [kernel] [358105.255854] Call Trace: Jan 6 23:20:19 [kernel] [358105.255857] <IRQ> [<ffffffff81076bbf>] __alloc_pages_internal+0x41a/0x439 Jan 6 23:20:19 [kernel] [358105.255872] [<ffffffff8126575c>] ? __netdev_alloc_skb+0x1d/0x39 Jan 6 23:20:19 [kernel] [358105.255875] [<ffffffff81076c4c>] __get_free_pages+0x17/0x56 Jan 6 23:20:19 [kernel] [358105.255879] [<ffffffff8109632b>] __kmalloc_track_caller+0x3b/0xbb Jan 6 23:20:19 [kernel] [358105.255882] [<ffffffff81264d87>] __alloc_skb+0x66/0x12c Jan 6 23:20:19 [kernel] [358105.255885] [<ffffffff8126575c>] __netdev_alloc_skb+0x1d/0x39 Jan 6 23:20:19 [kernel] [358105.255899] [<ffffffffa00d203c>] tg3_alloc_rx_skb+0xd1/0x195 [tg3] Jan 6 23:20:19 [kernel] [358105.255906] [<ffffffffa00d9eb2>] tg3_poll+0x563/0xa68 [tg3] Jan 6 23:20:19 [kernel] [358105.255910] [<ffffffff8104b567>] ? clockevents_program_event+0x73/0x7c Jan 6 23:20:19 [kernel] [358105.255914] [<ffffffff81268608>] net_rx_action+0xd3/0x1d0 Jan 6 23:20:19 [kernel] [358105.255917] [<ffffffff81268597>] ? net_rx_action+0x62/0x1d0 Jan 6 23:20:19 [kernel] [358105.255921] [<ffffffff81035222>] __do_softirq+0x6d/0xdd Jan 6 23:20:19 [kernel] [358105.255925] [<ffffffff8100d2cc>] call_softirq+0x1c/0x28 Jan 6 23:20:19 [kernel] [358105.255928] [<ffffffff8100e405>] do_softirq+0x34/0x72 Jan 6 23:20:19 [kernel] [358105.255931] [<ffffffff81034f54>] irq_exit+0x3f/0x82 Jan 6 23:20:19 [kernel] [358105.255933] [<ffffffff8100e6ee>] do_IRQ+0x146/0x168 Jan 6 23:20:19 [kernel] [358105.255936] [<ffffffff8100c541>] ret_from_intr+0x0/0xa Jan 6 23:20:19 [kernel] [358105.255938] <EOI> [<ffffffff812dd3cc>] ? __atomic_notifier_call_chain+0x0/0x87 Jan 6 23:20:19 [kernel] [358105.255947] [<ffffffff81012593>] ? default_idle+0x2b/0x40 Jan 6 23:20:19 [kernel] [358105.255950] [<ffffffff8100b041>] ? enter_idle+0x22/0x24 Jan 6 23:20:19 [kernel] [358105.255952] [<ffffffff8100b0d3>] ? cpu_idle+0x90/0xd8 Jan 6 23:20:19 [kernel] [358105.255956] [<ffffffff812d4ce7>] ? start_secondary+0x155/0x159 Jan 6 23:20:19 [kernel] [358105.255958] Jan 6 23:20:19 [kernel] [358105.255959] Mem-Info: Jan 6 23:20:19 [kernel] [358105.255961] DMA per-cpu: Jan 6 23:20:19 [kernel] [358105.255963] CPU 0: hi: 0, btch: 1 usd: 0 Jan 6 23:20:19 [kernel] [358105.255965] CPU 1: hi: 0, btch: 1 usd: 0 Jan 6 23:20:19 [kernel] [358105.255967] DMA32 per-cpu: Jan 6 23:20:19 [kernel] [358105.255968] CPU 0: hi: 186, btch: 31 usd: 126 Jan 6 23:20:19 [kernel] [358105.255970] CPU 1: hi: 186, btch: 31 usd: 148 Jan 6 23:20:19 [kernel] [358105.255972] Normal per-cpu: Jan 6 23:20:19 [kernel] [358105.255973] CPU 0: hi: 186, btch: 31 usd: 181 Jan 6 23:20:19 [kernel] [358105.255975] CPU 1: hi: 186, btch: 31 usd: 183 Jan 6 23:20:19 [kernel] [358105.255978] Active:218402 inactive:819867 dirty:27016 writeback:0 unstable:0 Jan 6 23:20:19 [kernel] [358105.255980] free:44839 slab:151548 mapped:5449 pagetables:2110 bounce:0 Jan 6 23:20:19 [kernel] [358105.255983] DMA free:5328kB min:4kB low:4kB high:4kB active:0kB inactive:0kB present:4256kB pages_scanned:0 all_unreclaimable? yes Jan 6 23:20:19 [kernel] [358105.255986] lowmem_reserve[]: 0 3480 5484 5484 Jan 6 23:20:19 [kernel] [358105.255991] DMA32 free:169860kB min:6008kB low:7508kB high:9012kB active:433812kB inactive:1876764kB present:3563808kB pages_scanned:0 all_unreclaimable? no Jan 6 23:20:19 [kernel] [358105.255993] lowmem_reserve[]: 0 0 2004 2004 Jan 6 23:20:19 [kernel] [358105.255998] Normal free:4168kB min:3460kB low:4324kB high:5188kB active:439796kB inactive:1402704kB present:2052096kB pages_scanned:0 all_unreclaimable? no Jan 6 23:20:19 [kernel] [358105.256000] lowmem_reserve[]: 0 0 0 0 Jan 6 23:20:19 [kernel] [358105.256004] DMA: 2*4kB 3*8kB 5*16kB 5*32kB 3*64kB 4*128kB 3*256kB 1*512kB 1*1024kB 1*2048kB 0*4096kB = 5328kB Jan 6 23:20:19 [kernel] [358105.256012] DMA32: 42208*4kB 0*8kB 12*16kB 3*32kB 0*64kB 1*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 169760kB Jan 6 23:20:19 [kernel] [358105.256020] Normal: 914*4kB 1*8kB 2*16kB 1*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4176kB Jan 6 23:20:19 [kernel] [358105.256029] 1015437 total pagecache pages Jan 6 23:20:19 [kernel] [358105.256031] 0 pages in swap cache Jan 6 23:20:19 [kernel] [358105.256032] Swap cache stats: add 0, delete 0, find 0/0 Jan 6 23:20:19 [kernel] [358105.256034] Free swap = 0kB Jan 6 23:20:19 [kernel] [358105.256035] Total swap = 0kB Jan 6 23:20:19 [kernel] [358105.285015] 1572848 pages RAM Jan 6 23:20:19 [kernel] [358105.285015] 170874 pages reserved Jan 6 23:20:19 [kernel] [358105.285015] 986700 pages shared Jan 6 23:20:19 [kernel] [358105.285015] 411152 pages non-shared -- Maurice Volaski, mvolaski@...om.yu.edu Computing Support, Rose F. Kennedy Center Albert Einstein College of Medicine of Yeshiva University -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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